Lenntek has introduced its new VintageVinyl case for the iPhone 4. Made from hard polycarbonate, the case features finely machined record grooves on the rear of the case to make it look and feel like an actual vinyl record, four built-in “ScreenStilts” that keep the iPhone 4’s screen protected when placed face-down, and two included customizable record label stickers. Notably, the company claims the case’s port, control, and…